More than half those questioned in a survey said they now trust politics and election news less on social mediaElise Amendola/AP:Associated Press

Concerns about “fake news” have eroded trust in web platforms like Facebook and Twitter, but respect for traditional news sources remains strong, according to research.

Print magazines were considered the most reliable news sources, trusted by 72 per cent of the public, just ahead of 24-hour news channels (69 per cent), radio news (68 per cent) and printed newspapers (67 per cent).

This compared to trust rankings of 50 per cent for online-only news outlets, 37 per cent for messaging apps such as WhatsApp and 33 per cent for social media platforms.

The “Trust in News” survey by Kantar, the research company, of 8,000 people in the UK, US, France and Brazil also found that the debate about fake news that centred on Donald Trump…